Invite User - used to send an email invitation allowing remote access

Test Media Server Access - used to test the media server access to your library.

Refresh - refreshes the song list. This option reprocessing all the iTunes Music Library songs, podcasts, TV shows, movies and playlists.
User Manager - expands/collapses window to show/hide song list.Song list is hidden by default.
Setup iPhone - displays information to setup your iPhone iPlayAnywhere application, if purchased.
Setup Router - displays information on setting up a Router/Firewall for iPlayAnywhere for iTunes.

Security - turn security on enabling username/password authentication.
Caching - turn on caching of audio, video and other files.
Auto Refresh - turn on auto refreshing of information when your iTunes Music Library content changes.
Right arrow - changes to shrinked mode.
Also Add - when selected indicates to add any files in the My Pictures, My Documents, My Web Documents and Other Stuff folders and make them available via iPlayAnywhere.

These will show up at the end of the iPlayAnywhere main web page, iPhone Safari web page or iPhone iPlayAnywhere application main window.
(n) on the button, e.g. My Pictures (52), indicates the number of files in the folder.
My Pictures - this folder contains any pictures you want available. Click My Pictures to open the folder then drag n drop pictures to the folder.
My Documents - this folder contains any pictures you want available. Click My Documents to open the folder then drag n drop documents to the folder.
My Web Doucments - this folder contains any pictures you want available. Click My Web Documents to open the folder then drag n drop web documents (Internet web page links) to the folder.
Other Stuff - this folder contains other files you want available. Click Other Stuff to open the folder then drag n drop other files to the folder.